ALLETE to announce second quarter financial results on August 4

DULUTH, Minn.-ALLETE, Inc. (NYSE:ALE) will announce its financial results for the second quarter before the stock markets open on Tuesday, August 4, 2015.

Following the release, ALLETE Chairman, Chief Executive Officer and President Alan R. Hodnik, and Chief Financial Officer Steven Q. DeVinck will present an overview of results and discuss other factors affecting performance during a conference call beginning at 10 a.m. Eastern time.

Interested parties may listen to the conference live by calling (877) 303-5852, or by accessing the webcast on ALLETE's Web site, www.allete.com.

A replay of the call will be available through August 6, 2015 by dialing (855) 859-2056,
pass code 72675112. The webcast will be accessible for one year at www.allete.com.

ALLETE, Inc. is an energy company headquartered in Duluth, Minnesota. ALLETE's energy businesses include Minnesota Power, Superior Water, Light & Power Co., BNI Coal, ALLETE Clean Energy, and U. S. Water Services, Inc. More information about the company is available at www.allete.com.

Investor Contacts:

Tim Thorp
218-723-3953
tthorp@allete.com

Vince Meyer
218-723-3952
vmeyer@allete.com